Onyx Slots Sister Sites 2026
Onyx Slots, a site operated by Grace Media Limited, whose sister sites include Fortune Mobile Casino, Belgravia Casino, and UK Bingo.
Read our review of Onyx Slots to see what it shares with other sites in 2026.Similar Sites to Onyx Slots Sister Sites
Best Games Featured in 2026
Mega Joker
Mega Joker is a traditional slot machine with no fancy features but has a progressive jackpot! If you like classic games then this one is for you.
Mega Joker Features:
- Jackpot
- Gamblefeaturue
- freespins
- wilds
- RTP 85.28 – 96%
- Min Bet 10p
- Max Bet 2€
- Release Date 2011-01-01
- Reels 3
- Rows 3
- Paylines 5
- Max Multiplier 2,000
Red Rascal
Red Rascal leans straight into that mischievous wheelhouse. Set inside a sinister, flickering funhouse carnival run by an unsupervised little devil
Red Rascal Features:
- landing 3 or more Red Rascal Symbols trigger respins
- respins creates clusters of symbols
- freespins
- Grid Layout: 5x5
- RTP (Return to Player): 96.34%
- Volatility: High
- Min Bet: 10p
- Max Bet: 5£
10 001 Nights
A fantastic Middle Eastern themed slot game; Collect lamps to fill meters which can in turn deliver high value symbol spins, added wilds, multipliers, free spins and mega wilds.
10 001 Nights Features:
- Free Spins
- Autoplay Feature
- Respins
- Mystery Symbols
- Scatter Symbols
- 10p
- Type: Modern
- RTP: 94.73%
- Volatility: Low
- Rows: 5
- Reels: 4
- Paylines: 20
- Max Bet: 50€ (5£ in UK)
- Min Bet: 10p
Soaked In Seamen
Following on from their cheeky original release Seamen, the provocative Swedish developer has beached the crew of the White Pearl on tropical sands in Soaked by Seamen.
Soaked In Seamen Features:
- Avalanche
- Multipliers
- Expanding Wilds
- Theme: Stranded Sailors
- RTP: 96.04% (range 92.04% - 96.04%)
- Volatility: high
- Min Bet: 10p
- Max Bet: 100€ (5£ in UK)
- Variance: 8 of 10 (high-variance)
- Hit Frequency: 20.17%
- Max Win 30,000x Stakes
Rainbow Riches
Luck of the Irish themed Rainbow Riches launched in 2009 and has been a hit ever since.
Rainbow Riches Features:
- Jackpot
- Autoplay Feature
- Insta Wins
- Multipliers
- Scatter Symbols
- Wild
- Provider Barcrest
- Theme Irish, Leprechauns, Mythology
- RTP 95%
- Min Bet 10p
- Max Bet 500€ (5£ in UK)
- Volatility Mid To High
- Release Date 2006-01-01
- Reels 5
- Rows 3
- Paylines 20